JPS62280421A - Sheathing work - Google Patents
Sheathing workInfo
- Publication number
- JPS62280421A JPS62280421A JP12132686A JP12132686A JPS62280421A JP S62280421 A JPS62280421 A JP S62280421A JP 12132686 A JP12132686 A JP 12132686A JP 12132686 A JP12132686 A JP 12132686A JP S62280421 A JPS62280421 A JP S62280421A
- Authority
- JP
- Japan
- Prior art keywords
- pile
- packed
- angular
- metal
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004568 cement Substances 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims description 2
- 239000002689 soil Substances 0.000 abstract description 9
- 229910052751 metal Inorganic materials 0.000 abstract description 7
- 239000002184 metal Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 239000011083 cement mortar Substances 0.000 abstract 2
- 239000004570 mortar (masonry) Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Landscapes
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
Description
【発明の詳細な説明】
3、発明の詳細な説明〕
(産業上の利用分野)
本発明はH型鋼製親杭と横矢板とよシなる山留工法に係
るものでちる。[Detailed Description of the Invention] 3. Detailed Description of the Invention] (Field of Industrial Application) The present invention relates to a pile retaining method using H-type steel parent piles and horizontal sheet piles.
(従来の技術)
従来この種の工法は第6図に示すように、アースオーガ
ーで杭孔(alを掘削し、ソイルセメン) (b)を充
填してH型鋼製親杭(C)を建込み、点線で示す部分の
掘削を行々いながら山留横矢板(dJを挿′入するため
、前記親杭(C)のフランジ部裏側において、電気折り
機(e)により溝(f)を研り取っている。(Conventional technology) As shown in Figure 6, this type of construction method conventionally involves building an H-type steel parent pile (C) by filling the pile hole (b) with an earth auger by excavating an aluminum layer and using soil cement. While excavating the area indicated by the dotted line, a groove (f) was created using an electric folding machine (e) on the back side of the flange of the main pile (C) in order to insert the Yamadome Yokoya Sheet (dJ). I'm sharpening it.
(発明が解決しよりとする問題点) ・前記従来の方法
は非常に手間がかがシ、またソイルセメントの研9取シ
部分は親杭を構成するH型鋼の7ランク部裏側であるた
め、折り取シ難く、余分に研シ取るようになり親杭周辺
の地盤を弛め、また裏込め用の空練りモルタルが余分に
必要となる。(Problems to be solved by the invention) ・The above conventional method is very time-consuming, and the 9th part of the soil cement to be polished is the back side of the 7th rank part of the H-shaped steel that makes up the parent pile. However, it is difficult to break off, and extra grinding is required, which loosens the ground around the parent pile, and requires extra dry mortar for backfilling.
(問題点を解決するための手段)
本発明はこのような問題点を解決しようとするもので、
フランジ部裏面に沿って角筒材を嵌脱自在に装架したH
型鋼製親杭をシールセメントの充填された掘削孔に建込
み、次いで前記角筒材を引抜き、同角筒材の引抜きによ
って生じた空間に横矢板の端部を嵌入することを特徴と
し、その目的とする処は作業性がよく、親杭周辺の地盤
の崩壊の危険性が少ない改良された山留工法を供する点
にある。(Means for solving the problems) The present invention aims to solve these problems,
H with a rectangular tube material that can be freely inserted and removed along the back side of the flange part
It is characterized by erecting a shaped steel parent pile into an excavated hole filled with seal cement, then pulling out the square tube material, and fitting the end of the horizontal sheet pile into the space created by pulling out the square tube material, The objective is to provide an improved mountain retaining method that is easy to work with and reduces the risk of collapse of the ground around the parent pile.
(作用)
本発明においては前記したように、Hff!f製親杭の
フランジ部裏面に沿って角筒材を嵌脱自在に装架し、こ
のように角筒材を装架したまま親杭をソイルセメントの
充填された掘削孔に建込み、しかるのち前記角筒材を引
抜くことによって、親杭におけるフランジ部裏面に角柱
状の空間が形成されるので、同空間に山留横矢板の端部
を嵌入して同横矢板と前記親杭とによって山留壁を構成
するものである。(Function) In the present invention, as described above, Hff! A rectangular tube material was removably installed along the back of the flange of the f-made main pile, and with the rectangular tube material mounted in this way, the parent pile was erected into an excavated hole filled with soil cement. Later, by pulling out the square tube material, a prismatic space is formed on the back side of the flange part of the parent pile, so the end of the mountain retaining horizontal sheet pile is inserted into the space, and the horizontal sheet pile and the aforementioned parent pile are connected. This constitutes the retaining wall.
(実施例) 以下本発明を図示の実施例について説明する。(Example) The present invention will be described below with reference to the illustrated embodiments.
(1)はH型鋼製親杭で、そのフランジ部(1a)の裏
面におけるウェブ部(1b)を挾む両側上下に、夫々鉄
筋を曲成してなるU字状案内金具(2)、及び水平板(
3a)に角筒片(31))を一体に固着してなる底部支
持金物(3)の水平板(3a)を溶着し、上端に引抜孔
(4a)を有する角パイプ(4)を前記案内金具(2)
に遊挿し、その下端部を前記底部支持金物(3)の角筒
片(3b)に遊嵌して水平板(3a)で支承する。(1) is a parent pile made of H-type steel, and U-shaped guide fittings (2) are formed by bending reinforcing bars on the upper and lower sides of both sides sandwiching the web part (1b) on the back surface of the flange part (1a), respectively; and horizontal plate (
Weld the horizontal plate (3a) of the bottom support hardware (3), which is made by integrally fixing the square tube piece (31)) to the square tube (3a), and guide the square pipe (4) having a pull-out hole (4a) at the upper end. Metal fittings (2)
Its lower end is loosely fitted into the rectangular cylinder piece (3b) of the bottom support hardware (3) and supported by the horizontal plate (3a).
而して所定間隔毎にアースオーガーで杭孔(5)を掘削
するとともに、ソイルセメント(6)を充填し、前記各
杭孔(5)に親杭(1)を建込む。この際、同親杭(1
)における角パイプ(4)が装架された7ランク部(1
a)の表面に剥離剤(力を塗布しておく。(第1図参照
)
翌日、前記親杭(1)の7ランク部(1a)よシ角ノに
イブ(4)を引抜き、第2図の点線で示す杭孔(5)の
シールセメント(6)部分を掘削したのち、横矢板の接
する部分のみ研シ取シ、前記角パイプ(4)を引抜いた
跡に生じた角柱状空間(8)に横矢板(9)の端部を挿
入する。図中(IIは前記空間(8)に填装された空線
モルタルである。Then, pile holes (5) are excavated with an earth auger at predetermined intervals, filled with soil cement (6), and parent piles (1) are erected in each of the pile holes (5). At this time, the same parent pile (1
), the square pipe (4) is mounted on the 7th rank section (1
Apply a release agent (force) to the surface of the main pile (1) (see Figure 1).The next day, pull out the eve (4) across the 7th rank part (1a) of the main pile (1), and After excavating the sealing cement (6) part of the pile hole (5) shown by the dotted line in the figure, only the part in contact with the horizontal sheet pile was ground and the prismatic space created where the square pipe (4) was pulled out ( Insert the end of the horizontal sheet pile (9) into the space (8). In the figure (II) is blank wire mortar filled into the space (8).
図示の実施例によればこのように、シールセメント(6
)の充填された杭孔(1)に建込まれたH型鋼製親杭(
1)の7ランク部(1a)裏面に沿って装架された角、
Jイブ(4)を引抜き、その跡に生じた角柱状の空間を
利用して横矢板(9)の端部を挿入するようにしたこと
により、同横矢板(9)の接触する部分のみ研シ、親杭
(1)の7ランク部(1a)裏側の研シをしなくて済む
ようにし、かくして清新りを少なくすることによって作
業性を向上し、親杭(1)周辺の地盤の弛みを減少し、
また余分の祈り込みがないことによって空線モルタルの
充填量を節減できる。According to the illustrated embodiment, the sealing cement (6
) H-shaped steel parent pile built into the filled pile hole (1) (
1) 7 rank part (1a) corner mounted along the back surface,
By pulling out the J-build (4) and inserting the end of the horizontal sheet pile (9) using the prismatic space left behind, only the part of the horizontal sheet pile (9) that comes in contact can be polished. By eliminating the need to grind the back side of the 7th rank part (1a) of the main pile (1), it is possible to improve work efficiency by reducing the need for freshening, and to reduce the sagging of the ground around the main pile (1). decrease,
Also, since there is no need for extra prayer, the amount of blank wire mortar to be filled can be reduced.
以上本発明を実施例について説明したが、本発明は勿論
このような実施例にだけ局限されるものではなく、本発
明の精神を逸脱しない範囲内で種種の設計の改変を施し
うるものである。Although the present invention has been described above with reference to embodiments, the present invention is, of course, not limited to such embodiments, and can be modified in various designs without departing from the spirit of the present invention. .
(発明の効果)
本発明によれば前記し九ように、H型鋼製親杭の7ラン
ク部裏面に沿って、予め角筒材を嵌脱自在に装架し、同
角筒材とともに前記親杭をソイルセメントが充填された
掘゛削孔に建込んだのち、前記角筒材を引抜くことによ
って親杭の7ランク部裏面に角柱状の空間を形成し、同
空間を利用して山留横矢板の端部を挿入して山留壁を構
成するようにしたので横矢板取付のための清新り作業が
なくなり、作業性が向上し、清新りに伴なう親杭周辺地
盤の弛みが防止され、また余分の研り込みがないことに
よって空練りモルタルの充填量が節減される。(Effects of the Invention) According to the present invention, as described above, a square tube material is installed in advance in a removable manner along the back surface of the 7th rank part of the H-shaped steel parent pile, and After the parent pile is erected in the excavated hole filled with soil cement, a prismatic space is formed on the back side of the 7th rank part of the parent pile by pulling out the square tube material, and the space is utilized. Since the retaining wall is constructed by inserting the ends of the retaining horizontal piles, there is no need for freshening work to install the retaining horizontal piles, improving work efficiency, and reducing the amount of soil around the main piles that occurs during freshening. Sagging is prevented, and the amount of dry mortar filling is reduced due to the absence of excessive grinding.
第1図及び第2図は本発明に係る山留工法の一実施例の
工程を示す横断平面図、第3図は親杭の斜面図、第4図
及び第5図は夫々角パイプの案内金具及び底部支持金物
の斜面図、第6図は従来の山留工法の実施状況を示す横
断平面図である。
(1)・・・親杭 (4)・・・角パイプ
(5)・・・杭孔(6)・・・ソイルセメント(8)・
・・角柱状空間 (9)・・・横矢板代理人 弁
理士 岡 本 重 文
外2名
第1図
第2図
第3図Figures 1 and 2 are cross-sectional plan views showing the steps of an embodiment of the mountain retaining method according to the present invention, Figure 3 is a slope view of the main pile, and Figures 4 and 5 are guides for square pipes, respectively. A slope view of the metal fittings and bottom support metal fittings, and FIG. 6 is a cross-sectional plan view showing the state of implementation of the conventional mountain retaining method. (1) Main pile (4) Square pipe (5) Pile hole (6) Soil cement (8)
...Prismatic space (9) ... Yokoyaita's agent Patent attorney Shige Okamoto 2 people Figure 1 Figure 2 Figure 3
Claims (1)
型鋼製親杭をシールセメントの充填された掘削孔に建込
み、次いで前記角筒材を引抜き、同角筒材の引抜きによ
つて生じた空間に横矢板の端部を嵌入することを特徴と
する山留工法。H with a rectangular tube material that can be freely inserted and removed along the back side of the flange part
A main pile made of shaped steel is erected into an excavated hole filled with seal cement, then the square tube is pulled out, and the end of the horizontal sheet pile is inserted into the space created by pulling out the square tube. Yamadome construction method.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12132686A JPS62280421A (en) | 1986-05-28 | 1986-05-28 | Sheathing work |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12132686A JPS62280421A (en) | 1986-05-28 | 1986-05-28 | Sheathing work |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62280421A true JPS62280421A (en) | 1987-12-05 |
JPH0346611B2 JPH0346611B2 (en) | 1991-07-16 |
Family
ID=14808482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12132686A Granted JPS62280421A (en) | 1986-05-28 | 1986-05-28 | Sheathing work |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62280421A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101100074B1 (en) | 2011-03-21 | 2011-12-29 | 황준식 | Soil retaining method using h-pile for increasing vertical interval of strut |
JP2017115498A (en) * | 2015-12-25 | 2017-06-29 | 株式会社竹中工務店 | Earth retainer wall and construction method of earth retainer wall by berlinoise method |
JP2019138113A (en) * | 2018-02-15 | 2019-08-22 | 鹿島建設株式会社 | Earth retaining construction method |
CN110886317A (en) * | 2019-12-10 | 2020-03-17 | 中国十七冶集团有限公司 | Foundation trench earthwork backfill construction method for steel sheet pile supporting structure of urban comprehensive pipe gallery |
CN111608186A (en) * | 2020-04-14 | 2020-09-01 | 中国建筑第二工程局有限公司 | Construction method for inner support of pit-in-pit section steel of super high-rise pit |
-
1986
- 1986-05-28 JP JP12132686A patent/JPS62280421A/en active Granted
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101100074B1 (en) | 2011-03-21 | 2011-12-29 | 황준식 | Soil retaining method using h-pile for increasing vertical interval of strut |
JP2017115498A (en) * | 2015-12-25 | 2017-06-29 | 株式会社竹中工務店 | Earth retainer wall and construction method of earth retainer wall by berlinoise method |
JP2019138113A (en) * | 2018-02-15 | 2019-08-22 | 鹿島建設株式会社 | Earth retaining construction method |
CN110886317A (en) * | 2019-12-10 | 2020-03-17 | 中国十七冶集团有限公司 | Foundation trench earthwork backfill construction method for steel sheet pile supporting structure of urban comprehensive pipe gallery |
CN111608186A (en) * | 2020-04-14 | 2020-09-01 | 中国建筑第二工程局有限公司 | Construction method for inner support of pit-in-pit section steel of super high-rise pit |
Also Published As
Publication number | Publication date |
---|---|
JPH0346611B2 (en) | 1991-07-16 |
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